Point Mutations

The addition, removal, or replacement of a single nucleotide nitrogen base

• Cell Mutation

• Chromosome Mutation

• Point Mutation

• Other Outcome

Tags

NGSS.HS-LS3-2

When a nucleotide is added to DNA

• Insertion

• Removal

• Substitution

• Silent

When a nucleotide is lost or removed from DNA

• Insertion

• Removal

• Substitution

• Deletion

These two point mutations result in a frameshift mutation

• Removal

• Substitution

• Insertion

• Inversion

A change in the DNA sequence that doesn't change protein made.

• Nonsense

• Silent

• Missense

• Substitution

When a nucleotide is replaces another nucleotide

• Insertion

• Removal

• Substitution

• Deletion

A change in the DNA sequence that results in a premature stop codon

• Nonsense

• Silent

• Missense

• Substitution

Tags

NGSS.HS-LS3-2

A change in the DNA sequence that can change entire protein

• Nonsense

• Silent

• Missense

• Substitution

Often results in a non-functional protein product (too short)

• Nonsense

• Silent

• Missense

• Substitution

Sickle cell anemia is an example of a _____________________ mutation

• Cell

• Chromosome

• Point

• Somatic Cell

Tags

NGSS.HS-LS3-2